From 61b6c01e735479faa396e8cdfed459a813c8b399 Mon Sep 17 00:00:00 2001
From: Pim van Pelt <pim@ipng.nl>
Date: Sun, 13 Mar 2022 10:30:06 +0000
Subject: [PATCH] Only loop over loopbacks if they are present in the config

---
 validator/loopback.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/validator/loopback.py b/validator/loopback.py
index 66af607..6cc9011 100644
--- a/validator/loopback.py
+++ b/validator/loopback.py
@@ -20,7 +20,10 @@ def loopback(args, yaml):
     logger = logging.getLogger('vppcfg.validator')
     logger.addHandler(NullHandler())
 
+    if not 'loopbacks' in yaml:
+        return result, msgs
+
     logger.debug("Validating loopbacks...")
     for ifname, iface in yaml['loopbacks'].items():
-        logger.debug("loopbacks %s" % iface)
+        logger.debug("loopback %s" % iface)
     return result, msgs